Speedway display for model racecars



FIG. 1 is a perspective view of a speedway display for model racecars showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof; and,

FIG. 4 is a side view thereof.

The broken lines are for illustration purposes only and form no part of the claimed design. 

The ornamental design for a speedway display for model racecars, as shown and described. 